91 lines
3.6 KiB
C#
91 lines
3.6 KiB
C#
using System;
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using System.Collections.Generic;
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using System.ComponentModel;
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using System.Linq;
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using System.Runtime.Serialization;
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using Umbraco.Core.Models.Entities;
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namespace Umbraco.Core.Models
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{
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/// <summary>
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/// Represents a folder for organizing entities such as content types and data types.
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/// </summary>
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public sealed class EntityContainer : TreeEntityBase, IUmbracoEntity
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{
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private readonly Guid _containedObjectType;
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private static readonly Dictionary<Guid, Guid> ObjectTypeMap = new Dictionary<Guid, Guid>
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{
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{ Constants.ObjectTypes.DataType, Constants.ObjectTypes.DataTypeContainer },
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{ Constants.ObjectTypes.DocumentType, Constants.ObjectTypes.DocumentTypeContainer },
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{ Constants.ObjectTypes.MediaType, Constants.ObjectTypes.MediaTypeContainer }
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};
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/// <summary>
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/// Initializes a new instance of an <see cref="EntityContainer"/> class.
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/// </summary>
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public EntityContainer(Guid containedObjectType)
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{
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if (ObjectTypeMap.ContainsKey(containedObjectType) == false)
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throw new ArgumentException("Not a contained object type.", nameof(containedObjectType));
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_containedObjectType = containedObjectType;
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ParentId = -1;
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Path = "-1";
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Level = 0;
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SortOrder = 0;
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}
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/// <summary>
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/// Initializes a new instance of an <see cref="EntityContainer"/> class.
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/// </summary>
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public EntityContainer(int id, Guid uniqueId, int parentId, string path, int level, int sortOrder, Guid containedObjectType, string name, int userId)
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: this(containedObjectType)
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{
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Id = id;
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Key = uniqueId;
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ParentId = parentId;
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Name = name;
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Path = path;
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Level = level;
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SortOrder = sortOrder;
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CreatorId = userId;
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}
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/// <summary>
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/// Gets or sets the node object type of the contained objects.
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/// </summary>
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public Guid ContainedObjectType => _containedObjectType;
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/// <summary>
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/// Gets the node object type of the container objects.
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/// </summary>
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public Guid ContainerObjectType => ObjectTypeMap[_containedObjectType];
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/// <summary>
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/// Gets the container object type corresponding to a contained object type.
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/// </summary>
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/// <param name="containedObjectType">The contained object type.</param>
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/// <returns>The object type of containers containing objects of the contained object type.</returns>
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public static Guid GetContainerObjectType(Guid containedObjectType)
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{
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if (ObjectTypeMap.ContainsKey(containedObjectType) == false)
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throw new ArgumentException("Not a contained object type.", nameof(containedObjectType));
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return ObjectTypeMap[containedObjectType];
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}
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/// <summary>
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/// Gets the contained object type corresponding to a container object type.
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/// </summary>
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/// <param name="containerObjectType">The container object type.</param>
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/// <returns>The object type of objects that containers of the container object type can contain.</returns>
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public static Guid GetContainedObjectType(Guid containerObjectType)
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{
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var contained = ObjectTypeMap.FirstOrDefault(x => x.Value == containerObjectType).Key;
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if (contained == null)
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throw new ArgumentException("Not a container object type.", nameof(containerObjectType));
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return contained;
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}
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}
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}
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